9018990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{4357}}^1$

素因数の和:4393

約数の個数: 48

約数和(自身を含む): 24474528

約数和(自身を除く): 15455538

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 30, 45, 46, 69, 90, 115, 138, 207, 230, 345, 414, 690, 1035, 2070, 4357, 8714, 13071, 21785, 26142, 39213, 43570, 65355, 78426, 100211, 130710, 196065, 200422, 300633, 392130, 501055, 601266, 901899, 1002110, 1503165, 1803798, 3006330, 4509495, 9018990]

約数ペア:

[(1, 9018990), (2, 4509495), (3, 3006330), (5, 1803798), (6, 1503165), (9, 1002110), (10, 901899), (15, 601266), (18, 501055), (23, 392130), (30, 300633), (45, 200422), (46, 196065), (69, 130710), (90, 100211), (115, 78426), (138, 65355), (207, 43570), (230, 39213), (345, 26142), (414, 21785), (690, 13071), (1035, 8714), (2070, 4357)]